Standard Battery Size Chart

AA Batteries:

Fig: AA size battery

    AA batteries, also referred to as "double A," are currently the most widely used battery size. These batteries may be bought practically anywhere and are used in a wide range of applications.

AAA Batteries:

Fig: AAA size battery

    AAA batteries, also referred to as "triple A," are the second most common type of battery. Small toys, thermometers, and calculators are all utilized with them.

AAAA Batteries:

Fig: AAAA size battery

    Although "quadruple A," or AAAA, batteries are less popular than their AA and AAA equivalents, they nevertheless have a significant amount of power.  These compact but powerful batteries are frequently seen in laser pointers and LED penlights. Additionally, they are typically found in tiny gadgets like powered computer styluses, hearing aid remote controls, and diabetes meters.

C Batteries:

Fig: C size battery(Ref.- batterycanada.com)

    Toys, flashlights, and portable radios typically make use of these heavy-duty batteries. These 1.5V batteries are necessary for the use of many automatic hand sanitizer dispensers. You can be guaranteed that your gadget is running on safe, dependable power, making them ideal for demanding applications where batteries must be often used. Additionally, these batteries are widely utilized in restrooms with battery-operated flush sensors.

D Batteries:

Fig: D size battery

    These batteries operate well in big flashlights, stereos, and hands-free soap or paper towel dispensers and are used for gadgets that need a long power time. D batteries are required to power the majority of automatic paper towel dispensers. These enormous, hefty batteries can run a number of commercial, high-usage gadgets, like hands-free sensor faucets, air freshener systems, and soap dispensers, for hours at a time.

9V Batteries:

Fig: 9 Volt battery(Ref.-shopee.ph)

    The 9-Volt battery, which is most frequently recognized for its rectangular shape, is employed in devices that need a lot of power and high voltage. Devices like infrared thermometers, temperature alarms with batteries, and electronic portion scales perform incredibly well with 9V batteries. 

    Extreme temperatures from food, walk-in coolers, or other kitchen appliances may all be handled by these products. 9V batteries are incredibly strong and function brilliantly in temperatures ranging from 0 to 130 degrees Fahrenheit.

CR123A Batteries:

Fig: CR123A battery

    This battery is widely used for tactical equipment, wireless security, and home automation because it is so powerful. The CR123A battery is substantially shorter than an AA battery but produces 3 volts, which is twice as much voltage as an AA battery. These batteries are quite powerful while still being rather compact. They guarantee peak performance and are perfect for high-power applications like LED torches. The high power-to-size ratio of this battery will let it live longer than others.

23A Batteries:

Fig: 23A size battery(Ref.- lc-sawh-enterprises.com)

    This tiny battery is frequently found in tiny gadgets like watches, remote controls, specialist medical devices, and garage door openers. It provides 12 volts of electricity and is utilized in applications that require for brief but intense energy bursts. These batteries were formerly employed in photoflash film cameras, but they are now mostly utilized in keyless entry systems, wireless doorbells, and garage door openers.

CR2032 Batteries:

Fig: CR2032 size battery(Ref.- etechnophiles.com)

    Unlike most other batteries, this little round cell provides a lot of power in a small package. The CR2032 battery, which operates at 3 volts, is frequently used in watches, calculators, toys, and many medical devices. These batteries offer a very high weight-to-power ratio and deliver consistent, long-lasting power. This battery, which may be used in wrist watches and thin, portable thermometers, is essentially weightless and has a long lifespan.